APA (7th ed.) Citation

Westrup, S. J. A. (1970). An introduction to musical history. Hutchinson.

Chicago Style (17th ed.) Citation

Westrup, Sir Jack Allen. An Introduction to Musical History. London: Hutchinson, 1970.

MLA (9th ed.) Citation

Westrup, Sir Jack Allen. An Introduction to Musical History. Hutchinson, 1970.

Warning: These citations may not always be 100% accurate.